(NmATEMATI^ESKIE METODY W INVENERNOM DELE (B/s - (NkARMAN(B, (Nt(B.s; (NbIO(B, (Nm(B.s; (N{ESTOPAL(B, (Nm(B.(Ng(B.s; (NlOP[IC(B, (Na(B.(Nm(B.s ((NlENINGRAD (B; :s (Nogiz(B. (NgOSTEHIZDAT(B,s (NmOSKWA (B:.s, 1948)
Keywords: (NaLGEBRAs